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From "Sean Owen (JIRA)" <j...@apache.org>
Subject [jira] Updated: (MAHOUT-158) Replace all ID values with long
Date Mon, 10 Aug 2009 08:14:14 GMT

     [ https://issues.apache.org/jira/browse/MAHOUT-158?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sean Owen updated MAHOUT-158:
-----------------------------

    Attachment: MAHOUT-158.patch

This is what I intend to submit. It does not include the promised support for long<->String
ID translation; that will be separate.

> Replace all ID values with long
> -------------------------------
>
>                 Key: MAHOUT-158
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-158
>             Project: Mahout
>          Issue Type: Improvement
>          Components: Clustering
>    Affects Versions: 0.2
>            Reporter: Sean Owen
>            Assignee: Sean Owen
>             Fix For: 0.2
>
>         Attachments: MAHOUT-158.patch, MAHOUT-158.patch
>
>
> As mentioned on mailing list, I am tracking this as a possible change for evaluation.
The idea is to save more memory / CPU by avoiding the Object overhead of tens of millions
of ID objects by using long IDs instead.

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